Implement the minimal required part of this opcode.
This opcode is mandatory for sbc and ssc devices but only the SEFT-TEST varient is required.
Return status good for the default self-test.
For all other varients return ILLEGAL-REQUEST/INVALID_FIELD_IN_CDB
Signed-off-by: Ronnie Sahlberg <ronniesahlberg@xxxxxxxxx>
---
usr/sbc.c | 2 +-
usr/spc.c | 16 ++++++++++++++++
usr/spc.h | 1 +
usr/ssc.c | 2 +-
4 files changed, 19 insertions(+), 2 deletions(-)
diff --git a/usr/sbc.c b/usr/sbc.c
index b7bff8d..53e785b 100644
--- a/usr/sbc.c
+++ b/usr/sbc.c
@@ -424,7 +424,7 @@ static struct device_type_template sbc_template = {
{sbc_mode_sense, NULL, PR_WE_FA|PR_EA_FA|PR_WE_FN|PR_EA_FN},
{spc_start_stop, NULL, PR_SPECIAL},
{spc_illegal_op,},
- {spc_illegal_op,},
+ {spc_send_diagnostics,},
{spc_illegal_op,},
{spc_illegal_op,},
diff --git a/usr/spc.c b/usr/spc.c
index eba4857..8b5ecaa 100644
--- a/usr/spc.c
+++ b/usr/spc.c
@@ -746,6 +746,22 @@ find_service_action(struct service_action *service_action, uint32_t action)
return NULL;
}
+int spc_send_diagnostics(int host_no, struct scsi_cmd *cmd)
+{
+ uint16_t asc = ASC_INVALID_FIELD_IN_CDB;
+ uint8_t key = ILLEGAL_REQUEST;
+
+ /* we only support SELF-TEST==1 */
+ if (!(cmd->scb[1] & 0x04))
+ goto sense;
+
+ return SAM_STAT_GOOD;
+sense:
+ scsi_set_in_resid_by_actual(cmd, 0);
+ sense_data_build(cmd, key, asc);
+ return SAM_STAT_CHECK_CONDITION;
+}
+
/*
* This is useful for the various commands using the SERVICE ACTION
* format.
diff --git a/usr/spc.h b/usr/spc.h
index 430a882..3c486b8 100644
--- a/usr/spc.h
+++ b/usr/spc.h
@@ -13,6 +13,7 @@ extern int spc_request_sense(int host_no, struct scsi_cmd *cmd);
extern int spc_prevent_allow_media_removal(int host_no, struct scsi_cmd *cmd);
extern int spc_illegal_op(int host_no, struct scsi_cmd *cmd);
extern int spc_lu_init(struct scsi_lu *lu);
+extern int spc_send_diagnostics(int host_no, struct scsi_cmd *cmd);
typedef int (match_fn_t)(struct scsi_lu *lu, char *params);
extern int lu_config(struct scsi_lu *lu, char *params, match_fn_t *);
diff --git a/usr/ssc.c b/usr/ssc.c
index 94beda1..b816bd8 100644
--- a/usr/ssc.c
+++ b/usr/ssc.c
@@ -199,7 +199,7 @@ static struct device_type_template ssc_template = {
{spc_mode_sense,},
{spc_start_stop,},
{spc_illegal_op,},
- {spc_illegal_op,},
+ {spc_send_diagnostics,},
{spc_prevent_allow_media_removal,},
{spc_illegal_op,},
--
1.7.3.1
--
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